
https://www.oecd-ilibrary.org/docserver/c8cbf0f4-en.pdf?expires=1675114093&id=id&accname=guest&checksum=3F4F5273B22F1D6A7C3CBBA57E5F6D2B

https://www.atlanticcouncil.org/blogs/ukrainealert/putins-new-ukraine-essay-reflects-imperial-ambitions/

https://visegradinsight.eu/germany-complicated-sometimes-ambivalent-partner/